package main

import "fmt"

func main() {
	num1 := 200
	fmt.Printf("num1的类型: %T，值：%v，地址：%v\n", num1, num1, &num1)

	num2 := new(int)
	num2 = &num1
	fmt.Printf("num2的类型: %T，值：%v，地址：%v，指向的值：%v\n",
		num2, num2, &num2, *num2)

}
